package Test;

import java.util.ArrayList;
import java.util.Arrays;

public class Test {
    public static void main(String[] args) {
        show();
        show("zhangsan");
        show(25);
        show("zhangsan",25);
        show(25,"zhangsan");
//show(3.15); //编译错误，没有double参的show
    }
    public static void show(){ }
    public static void show(String name){ }
    public static void show(int age){ }
    public static void show(String name,int age){ }
    public static void show(int age,String name){ }
}
